If you go to Milan today you can still meet people who knew him. Italians, (and the rest of us) claim him as the greatest liturgist of the twentieth century. Meet "the" Blessed Schuster.
By divine providence, in 2002, my roommate got this set for $150.00 from Loome Theological Booksellers. It has really proven to form our liturgical sensus.
The best thing is to read this splendor on the sunny Italian balcony with an old-fashioned Cherry Coke (Coca-Cola and grenadine) with highlights from Tosca by Puccini.
The Sacramentary (Liber Sacramentorum)
Historical and Liturgical Notes on the Roman Missal
By Ildefonso Schuster
Abbot of the Monastery of St. Paul's Without the Walls
Printers to the Holy Apostolic See